code: def test_fuzzy_search_dict():
      fd = FuzzyDict()
      fd.update({"我是北京市": [1, 2]})
      assert_equal(fd["我是北京"], [1, 2])
  
file_path: pyecharts/test/test_datasets.py
imports: import os
  import urllib.error
  from unittest.mock import patch
  from nose.tools import assert_equal, assert_in, raises
  from pyecharts.datasets import EXTRA, FuzzyDict, register_url, register_files, register_coords
label_desc: Use image node_id 2 for calling a global function with example usage: test_fuzzy_search_dict() without return types